Grade 4 · Set B · Side 1 of 2
Ten times, one place left
B
Start Finish
Goal: 15 min for both sides
Score/ 10
Remember: Each place is ten times the place on its right.
1The 7 in 7 moves one place left. It is worth working
2The 4 in the tens place of 45 is worth working
3The 1 in the tens place of 16 is worth working
4The 1 in 10 moves one place left. It is worth working
5The 5 in 5000 moves one place left. It is worth working
Grade 4 · Set B · Side 2 of 2
Ten times, one place left
B
Start Finish
Goal: 15 min for both sides
Score/ 10
6The 8 in 80 moves one place left. It is worth working
7The 7 in the thousands place of 7351 is worth working
8The 3 in 30 moves one place right. It is worth working
9The 9 in 9000 moves one place left. It is worth working
10The 7 in 70000 moves one place right. It is worth working
Answer key · Grade 4 · Set B
Ten times, one place left
170
240
310
4100
550000
6800
77000
83
990000
107000
Mark each answer, count the right ones and write the score on the sheet. Beat your own time next time.